Question

f 57:a = 51:85 are in proportion, then a = ?
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Answer 1

Answer:

a = 95

Step-by-step explanation:

57:A::51:85

That means  Product of extremes will be equal to product of means

⇒ 57×85 = 51A

Transposition ,

$\frac{57*85}{51}$ = $\frac{57*85}{3*17}$ = 19 × 5 = 95

Hope it helps :)

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